Home / 18,450.16-25,456.69-10,792.24

Finding the Fourth Proportional to 18,450.16, 25,456.69 and 10,792.24

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Solution

The fourth proportional to 18,450.16, 25,456.69 and 10,792.24 is: 14,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.16 : 25,456.69 = 10,792.24 : x
  2. Step 2: Convert to fraction form
    18,450.16/25,456.69 = 10,792.24/x
  3. Step 3: Cross multiply
    18,450.16x = 25,456.69 × 10,792.24
  4. Step 4: Simplify right side
    18,450.16x = 274,734,708.09
  5. Step 5: Solve for x
    x = 274,734,708.09/18,450.16
  6. Step 6: Final answer
    x = 14,890.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.